US Bridges

Ch 20(FAS 502) over Upper Salt Fk Dra Di

Good

Champaign County, Illinois · 3.7 MI S Flatville · Structure no. 010301200000000

Built
1951
74 years old, rebuilt 1984
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
134 ft
3 main spans
Daily traffic
1,150
2021 count
Owner
County
County Highway Agency

About this bridge

Ch 20(FAS 502) over Upper Salt Fk Dra Di is a steel continuous stringer/multi-beam or girder carrying Ch 20(FAS 502) over Upper Salt Fk Dra Di in Champaign County, Illinois. It was built in 1951 and reconstructed in 1984, so it is 74 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,150 vehicles a day, roughly 22% of them trucks, projected to reach 1,162 by 2046. The structure is 134 ft (40.7 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCh 20(FAS 502)
CrossesUpper Salt Fk Dra Di
Location3.7 MI S Flatville
RouteCounty Highway 0
Coordinates40.18622, -88.05993
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating28.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length134 ft (40.7 m)
Longest span51 ft (15.4 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,150 (2021)
Projected traffic1,162 by 2046
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ch 20(FAS 502) over Upper Salt Fk Dra Di built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 1984.

What condition is Ch 20(FAS 502) over Upper Salt Fk Dra Di in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2025.

How much traffic does Ch 20(FAS 502) over Upper Salt Fk Dra Di carry?

About 1,150 vehicles per day (2021 count), of which roughly 22% are trucks.

How long is Ch 20(FAS 502) over Upper Salt Fk Dra Di?

The structure is 134 ft (40.7 m) long with a longest span of 51 ft (15.4 m) and a deck 30 ft wide.

Who owns Ch 20(FAS 502) over Upper Salt Fk Dra Di?

It is owned by the County Highway Agency.